TFI Casing and Tubing ISO/API Casing Products ISO/API Tubing Products Large Size Casing Thermal Recovery Casing Coupling Products Wellheads & Christmas Tree Wellhead Equip. & Christmas Tree Casing Head Assembly Connection Types between Casing Head and Surface Casing Casing Head Body Casing Spool Body Casing Hanger Tubing Head & Christmas Tree Tubing Head Body Tubing Hanger PCP Wellhead TFI Line Pipe Line Pipe TFI Pumping Units TFI Pumping Unit API Sucker Rods Sucker Rod TFI Steam Generator Steam Generator		ISO/API Casing Products   Certificates: API Spec 5CT, ISO 9001:2008, ISO 14001:2004, GB/T 28001-2001
		Labels Outside diameter Nominal linear mass, T&C Wall thickness Type of end-finish D mm kg/m t mm H40 J55 K55 L80 C95 N80 Type 1,Q C90 T95 P110 1 2 3 4 5 6 7 8 9 10 11 4-1/2 9.5 114.3 14.14 5.21 S S - - - - 4-1/2 10.5 114.3 15.63 5.69 - SB - - - - 4-1/2 11.6 114.3 17.26 6.35 - SLB LB LB LB LB 4-1/2 13.5 114.3 20.09 7.37 - - LB LB LB LB 4-1/2 15.1 114.3 22.47 8.56 - - - - - LB 5 11.5 127 17.11 5.59 - S - - - - 5 13 127 19.35 6.43 - SLB - - - - 5 15 127 22.32 7.52 - SLB LB LB LB LB 5 18 127 26.79 9.19 - - LB LB LB LB 5 21.4 127 31.85 11.1 - - LB LB LB LB 5 23.2 127 34.53 12.14 - - LB LB LB LB 5 24.1 127 35.86 12.7 - - LB LB LB LB 5-1/2 14 139.7 20.83 6.2 S S - - - - 5-1/2 15.5 139.7 23.07 6.98 - SLB - - - - 5-1/2 17 139.7 25.3 7.72 - SLB LB LB LB LB 5-1/2 20 139.7 29.76 9.17 - - LB LB LB LB 5-1/2 23 139.7 34.23 10.54 - - LB LB LB LB 6-5/8 20 168.28 29.76 7.32 S SLB - - - - 6-5/8 24 168.28 35.72 8.94 - SLB LB LB LB LB 6-5/8 28 168.28 41.67 10.59 - - LB LB LB LB 6-5/8 32 168.28 47.62 12.06 - - LB LB LB LB 7 17 177.8 25.3 5.87 S - - - - - 7 20 177.8 29.76 6.91 S S - - - - 7 23 177.8 34.23 8.05 - SLB LB LB LB - 7 26 177.8 38.69 9.19 - SLB LB LB LB LB 7 29 177.8 43.16 10.36 - - LB LB LB LB 7 32 177.8 47.62 11.51 - - LB LB LB LB 7 35 177.8 52.09 12.65 - - LB LB LB LB 7 38 177.8 56.55 13.72 - - LB LB LB LB 7-5/8 24 193.68 35.72 7.62 S - - - - - 7-5/8 26.4 193.68 39.29 8.33 - SLB LB LB LB - 7-5/8 29.7 193.68 44.2 9.52 - - LB LB LB LB 7-5/8 33.7 193.68 50.15 10.92 - - LB LB LB LB 7-5/8 39 193.68 58.04 12.7 - - LB LB LB LB 7-5/8 42.8 193.68 63.69 14.27 - - LB LB LB LB 7-5/8 45.3 193.68 67.41 15.11 - - LB LB LB LB 7-5/8 47.1 193.68 70.09 15.88 - - LB LB LB LB 8-5/8 24 219.08 35.72 6.71 - S - - - - 8-5/8 28 219.08 41.67 7.72 S - - - - - 8-5/8 32 219.08 47.62 8.94 S SLB - - - - 8-5/8 36 219.08 53.57 10.16 - SLB LB LB LB - 8-5/8 40 219.08 59.53 11.43 - - LB LB LB LB 8-5/8 44 219.08 65.48 12.7 - - LB LB LB LB 8-5/8 49 219.08 72.92 14.15 - - LB LB LB LB 9-5/8 32.3 244.48 48.07 7.92 S - - - - - 9-5/8 36 244.48 53.57 8.94 S SLB - - - - 9-5/8 40 244.48 59.53 10.03 - SLB LB LB LB - 9-5/8 43.5 244.48 64.73 11.05 - - LB LB LB LB 9-5/8 47 244.48 69.94 11.99 - - LB LB LB LB 9-5/8 53.5 244.48 79.62 13.84 - - LB LB LB LB 9-5/8 58.4 244.48 86.91 15.11 - - LB LB LB LB 10-3/4 32.75 273.05 48.74 7.09 S - - - - - 10-3/4 40.5 273.05 60.27 8.89 S SB - - - - 10-3/4 45.5 273.05 67.71 10.16 - SB - - - - 10-3/4 51 273.05 75.9 11.43 - SB SB SB SB SB 10-3/4 55.5 273.05 82.59 12.57 - - SB SB SB SB 10-3/4 60.7 273.05 90.33 13.84 - - - - SB SB 10-3/4 65.7 273.05 97.77 15.11 - - - - SB SB 11-3/4 42 298.45 62.5 8.46 S - - - - - 11-3/4 47 298.45 69.94 9.53 - SB - - - - 11-3/4 54 298.45 80.36 11.05 - SB - - - - 11-3/4 60 298.45 89.29 12.42 - SB SB SB SB SB 13-3/8 48 339.72 71.43 8.38 S - - - - - 13-3/8 54.5 339.72 81.1 9.65 - SB - - - - 13-3/8 61 339.72 90.78 10.92 - SB - - - - 13-3/8 68 339.72 101.19 12.19 - SB SB SB SB SB 13-3/8 72 339.72 107.15 13.06 - - SB SB SB SB 16 65 406.4 96.73 9.53 S - - - - - 16 75 406.4 111.61 11.13 - SB - - - - 16 84 406.4 125.01 12.57 - SB - - - - 18-5/8 87.5 473.08 130.21 11.05 S SB - - - - 20 94 508 139.89 11.13 SL SLB - - - - 20 106.5 508 158.49 12.7 - SLB - - - - 20 133 508 197.93 16.13 - SLB - - - - S = Short round thread, L = Long round thread, B = Buttress thread